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  • STM32F103VCT6 - vcc-gnd.com Small

    STM32F103VCT6 vcc-gnd.com Small


    Board Name vcc-gnd.com Small
    Brand vcc-gnd.com
    Origin AliExpress, China
    Microcontroller Part STM32F103VCT6
    Package LQFP100
    Core Cortex-M3
    FLASH 256KB
    SRAM 48KB
    Max. Clock Speed 72MHz
    Crystals HSE (High Speed External) 8MHz
    LSE (Low Speed External) 32.768kHz
    Power Sources Any +3.3V pin (+3.3V)
    Any +5V pin (+5V)
    USB connector (+5V)
    Regulator manufacturer Shanghai TX Electronics Sci-Tech Co., Ltd
    Regulator part number TX6211B (DE=A1D)
    Regulator package SOT353
    Output +3.3V @ 300mA
    Battery holder No
    Connectivity Headers 2x 2x18 male dupont (2.54mm)
    1x 2x10 male dupont (2.54mm)
    Specific SD-card connector
    Debug SWD (1x4 male dupont (2.54mm))
    USB Micro
    I/O LEDs Power LED (PWR, +3.3V)
    User LED (PB9, PB9, sink)
    Buttons, switches and jumpers Reset button (RESET, NRST, active low)
    DIP-Switch (BOOT0, BOOT1)
    Other devices Atmel AT24C08N (8Kb EEPROM)
    PCB Colour Blue
    Size 49mm x 39mm
    Mounting None
    • Warning: The +5V pins on this board are directly connected to the +5V pin of the USB connector. There is no protection in place. Do not power this board through USB and an external power supply at the same time.



    STM32F103VCT6 vcc-gnd.com Small

    STM32F103VCT6 vcc-gnd.com Small Top view

    STM32F103VCT6 vcc-gnd.com Small Bottom view

    Header 1

    Pin Connected to
    GND Ground plane
    GND Ground plane
    3.3 +3.3V rail
    3.3 +3.3V rail
    GND Ground plane
    GND Ground plane
    B8 PB8
    B9 PB9
    B6 PB6
    B7 PB7
    B4 PB4
    B5 PB5
    D7 PD7
    B3 PB3
    D5 PD5
    D6 PD6
    D3 PD3
    D4 PD4
    D1 PD1
    D2 PD2
    C12 PC12
    D0 PD0
    C11 PC11
    C10 PC10
    A15 PA15
    A14 PA14
    A13 PA13
    A12 PA12
    A11 PA11
    A10 PA10
    A9 PA9
    A8 PA8
    C9 PC9
    C7 PC7
    C8 PC8
    C6 PC6

    Header 2

    Pin Connected to
    D15 PD15
    D14 PD14
    D13 PD13
    D12 PD12
    D11 PD11
    D10 PD10
    D9 PD9
    D8 PD8
    B15 PB15
    B14 PB14
    B13 PB13
    B12 PB12
    B11 PB11
    B10 PB10
    E15 PE15
    E14 PE14
    E13 PE13
    E12 PE12
    E11 PE11
    E10 PE10

    Header 3

    Pin Connected to
    E8 PE8
    E9 PE9
    B2 PB2
    E7 PE7
    B0 PB0
    B1 PB1
    C4 PC4
    C5 PC5
    A6 PA6
    A7 PA7
    A4 PA4
    A5 PA5
    A1 PA1
    A3 PA3
    A0 PA0
    A2 PA2
    C2 PC2
    C3 PC3
    C0 PC0
    C1 PC1
    C14 PC14
    C15 PC15
    E6 PE6
    C13 PC13
    E4 PE4
    E5 PE5
    E2 PE2
    E3 PE3
    E0 PE0
    E1 PE1
    5V +5V rail
    5V +5V rail
    3.3 +3.3V rail
    GND Ground plane
    GND Ground plane


    Pin Connected to
    VCC +5V rail
    D- PA11
    D+ PA12
    ID N.C.
    GND Ground plane


    Pin Connected to
    GND Ground plane
    SWCLK PA14
    SWDIO PA13
    3V3 +3.3V rail

    SD-card connector

    Pin Connected to
    RSV N.C.
    CS PC11
    DI PD2
    VCC +3.3V rail
    SCLK PC12
    GND Ground plane
    DO PC8
    RSV N.C.
    CD PC7
    BODY Ground plane

    IC - Atmel AT24C08N (8Kb EEPROM)

    Pin Connected to
    A0 Ground plane
    A1 Ground plane
    A2 Ground plane
    GND Ground plane
    SDA PB7
    SCL PB6
    WP Ground plane
    VCC +3.3V rail